Client: Fixed filament clone fail if no vendor

client/src/pages/filaments/create.tsx

@@ -16,9 +16,11 @@ export const FilamentCreate: React.FC<
   const { formProps, saveButtonProps, formLoading } = useForm();
 
   if (props.mode === "clone" && formProps.initialValues) {
-    // Fix the filament_id
+    // Fix the vendor_id
+    if (formProps.initialValues.vendor) {
       formProps.initialValues.vendor_id = formProps.initialValues.vendor.id;
     }
+  }
 
   const { selectProps } = useSelect<IVendor>({
     resource: "vendor",